1 /** 2 * Copyright (C) 2008 Google Inc. 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.google.inject.grapher.graphviz; 18 19 /** 20 * Enum for the "compass point" values used to control where edge 21 * end points appear on the graph. 22 * <p> 23 * See: http://www.graphviz.org/doc/info/attrs.html#k:portPos 24 * 25 * @author phopkins@gmail.com (Pete Hopkins) 26 */ 27 public enum CompassPoint { 28 NORTH("n"), 29 NORTH_EAST("ne"), 30 EAST("e"), 31 SOUTH_EAST("se"), 32 SOUTH("s"), 33 SOUTH_WEST("sw"), 34 WEST("w"), 35 NORTH_WEST("nw"), 36 CENTER("c"), 37 EXTERIOR_SIDE("_"); 38 39 /** Graphviz "compass_pt" value. */ 40 private final String compassPt; 41 CompassPoint(String compassPt)42 CompassPoint(String compassPt) { 43 this.compassPt = compassPt; 44 } 45 46 @Override toString()47 public String toString() { 48 return compassPt; 49 } 50 } 51